Country Day's scholarship fund receives a gift of $ 105000. The money is invested in stocks, bonds, and CDs. CDs pay 2 % interest, bonds pay 5 % interest, and stocks pay 8.1 % interest. Country day invests $ 15000 more in bonds than in CDs. If the annual income from the investments is $ 4820 , how much was invested in each vehicle?

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3